5.1 Handset controls
Overview of wireless handset controls.
1.
Power
— Press to power the handset on. Press and hold for 3 seconds to power the handset off.
Momentary press to access the shortcut list.
2.
PTT
(Push to Talk) — Press and hold to send a voice message. Release to return to receive mode.
Note:
The maximum transmit time is limited to 5 minutes to prevent unintentional transmissions
from occupying the VHF channel.
3.
Microphone location
4.
Channel Up
and
Channel Down
— Changes to the next or previous VHF channel, also used to
select or adjust options in the menu.
5.
LCD display
6.
Back
— Go to the previous menu / screen. Press and hold to return to the Homescreen.
7.
OK / menu button
— Press button to access menu / DSC functions and to confirm selections.
8.
16 / +
— When powered on press to switch between priority channels.
9.
HI/LO
— Press to switch between High (25 W) and Low (1 W) transmit power.
10.
DISTRESS
— Lift up the spring-loaded cover and press this button to make a DSC distress call.
11.
Volume Up
and
Volume Down
— Press to adjust volume or squelch intensity up or down.
12.
Built-in speaker
13.
VOL/SQ
— Press button to switch between volume and squelch controls.
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